Legal claims defining the scope of protection. Each claim is shown in both the original legal language and a plain English translation.
1. A switching device comprising connectors and switching part, which is connected via the connectors to a working power supply unit, a redundant power supply unit, a battery unit and a power supply output terminal, and, in an initial state, connects the power supply output terminal and the working power supply unit ,and connects the battery unit and the redundant power supply unit, and in a spare state, cuts a connection between the battery unit and the redundant power supply unit, and connects the power supply output terminal and the redundant power supply unit.
A switching device manages power between a working power supply, a backup (redundant) power supply, and a battery. The device connects to these units and a power output terminal. Normally, the working power supply powers the output terminal, and the redundant power supply charges the battery. If the working power supply fails, the switching device disconnects the battery from the redundant power supply and connects the redundant power supply to the output terminal, ensuring continuous power.
2. The switching device according to claim 1 , wherein the switching part includes: a first switch which connects the working power supply unit and the power supply output terminal, and a first selector switch which connects the redundant power supply unit and either the power supply output terminal or the battery unit, wherein in the initial state, the first switch connects between the working power supply unit and the power supply output terminal, and the first selector switch connects between the redundant power supply unit and the battery unit and cut a connection between the redundant power supply unit and the power supply output terminal, and in the spare state, the first switch cuts a connection between the working power supply unit and the power supply output terminal, and the first selector switch cut a connection between the redundant power supply unit and the battery unit and connects between the redundant power supply unit and the power supply output terminal.
This switching device uses a first switch and a first selector switch. The first switch connects the working power supply to the power output. The first selector switch connects the redundant power supply to either the power output or the battery. Normally, the first switch connects the working power supply to the power output, and the first selector switch connects the redundant power supply to the battery, charging it. When the working power supply fails, the first switch disconnects it from the power output, and the first selector switch disconnects the battery and connects the redundant power supply to the power output.
3. The switching device according to claim 1 wherein the switching part includes: a second selector switch which connects either the working power supply unit or the redundant power supply unit and the power supply output terminal, and a second switch which connects the redundant power supply unit and the battery unit, wherein in the initial state, the second selector switch connects between the working power supply unit and the power supply output terminal and cuts a connection between the redundant power supply unit and the power supply output terminal, and the second switch connects between the redundant power supply unit and the battery unit, and in the spare state, the second selector switch cuts a connection between the working power supply unit and the power supply output terminal and connects between the redundant power supply unit and the power supply output terminal, and the second switch cuts a connection between the redundant power supply unit and the battery unit.
The switching device uses a second selector switch and a second switch. The second selector switch connects either the working power supply or the redundant power supply to the power output. The second switch connects the redundant power supply to the battery. Normally, the second selector switch connects the working power supply to the power output, and the second switch connects the redundant power supply to the battery, charging it. When the working power supply fails, the second selector switch disconnects the working power supply and connects the redundant power supply to the power output, and the second switch disconnects the redundant power supply from the battery.
4. A power supply device comprising: the switching device according to claim 1 , and a control unit which is connected to the working power supply unit and the switching device, and when abnormality of the working power supply unit is detected, outputs to the switching device a switching direction which causes the switching device to change its state from the initial state to the spare state.
A power supply system includes a switching device and a control unit. The switching device (connects to a working power supply, a backup power supply, and a battery, normally powering the output from the working supply and charging the battery from the backup, switching to backup power on failure) The control unit monitors the working power supply. If the control unit detects a problem with the working power supply, it tells the switching device to switch to the backup power supply.
5. The power supply device according to claim 4 further comprising: the working power supply unit, the redundant power supply unit and the battery unit.
The power supply system consists of a switching device, a control unit, a working power supply, a redundant power supply, and a battery. The switching device (connects to a working power supply, a backup power supply, and a battery, normally powering the output from the working supply and charging the battery from the backup, switching to backup power on failure). The control unit monitors the working power supply and switches to the redundant supply upon failure. The redundant power supply charges the battery in normal operation.
6. A computer system comprising: the power supply device according to claim 4 , and a computer device connected to the power supply device.
A computer system incorporates a power supply system and a computer. The power supply system contains a switching device (connects to a working power supply, a backup power supply, and a battery, normally powering the output from the working supply and charging the battery from the backup, switching to backup power on failure) and a control unit that switches to the backup power supply if the working power supply fails. The computer is powered by this power supply system.
7. A power controlling method which, based on voltage of the working power supply unit measured by a voltage sensor, detects abnormality of the working power supply unit, and outputs to the switching device according to claim 1 a switching direction which causes the switching device to change its state from the initial state to the spare state.
A power control method monitors the voltage of the working power supply using a voltage sensor. If the voltage falls outside acceptable limits, indicating a problem, the method sends a signal to the switching device. The switching device (connects to a working power supply, a backup power supply, and a battery, normally powering the output from the working supply and charging the battery from the backup, switching to backup power on failure) then switches to the redundant power supply.
8. A non-transitory computer readable medium embodying a power supply controlling program which makes a computer connected to the switching device according to claim 1 and the working power supply unit operate as a control unit which, when abnormality of the working power supply unit is detected, outputs to the switching device a switching direction which causes the switching device to change its state from the initial state to the spare state.
A computer program, when executed, controls power supply switching. The computer connects to the switching device and the working power supply. The switching device (connects to a working power supply, a backup power supply, and a battery, normally powering the output from the working supply and charging the battery from the backup, switching to backup power on failure). The program monitors the working power supply. If the program detects a problem, it signals the switching device to switch to the backup power supply.
9. The switching device according to claim 1 , wherein the redundant power supply unit charges the battery in the initial state.
The switching device manages power between a working power supply, a backup (redundant) power supply, and a battery. The device connects to these units and a power output terminal. Normally, the working power supply powers the output terminal, and the redundant power supply charges the battery. If the working power supply fails, the switching device disconnects the battery from the redundant power supply and connects the redundant power supply to the output terminal, ensuring continuous power. Critically, in its normal operating mode, the redundant power supply unit actively charges the battery.
Unknown
August 26, 2014
Browse 5M+ US patents with plain-English claim translations and AI-generated analysis.